2-甲基咪唑 、 2-chloro-5,6-dimethyl-4-(4-fluorobenzylamino)-thieno-[2,3-d]-pyrimidine 以gives 2-(2-methylimidazol-1-yl)-5,6-dimethyl-4-(4-fluorobenzylamino)-thieno-[2,3-d]-pyrimidine的产率得到2-(2-methylimidazol-1-yl)-5,6-dimethyl-4-(4-fluorobenzylamino)thieno[2,3-d]pyrimidine